| Value | Category | Cases | |
|---|---|---|---|
| 0 | 142 |
91%
|
|
| 1 | 2 |
1.3%
|
|
| 2 | 1 |
0.6%
|
|
| 5 | 4 |
2.6%
|
|
| 8 | 1 |
0.6%
|
|
| 10 | 4 |
2.6%
|
|
| 13 | 1 |
0.6%
|
|
| 20 | 1 |
0.6%
|
|
| Sysmiss | 1 |